CN102777898A - Special gasification burner for biological liquid fuel and combustion method - Google Patents
Special gasification burner for biological liquid fuel and combustion method Download PDFInfo
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- CN102777898A CN102777898A CN2012102341410A CN201210234141A CN102777898A CN 102777898 A CN102777898 A CN 102777898A CN 2012102341410 A CN2012102341410 A CN 2012102341410A CN 201210234141 A CN201210234141 A CN 201210234141A CN 102777898 A CN102777898 A CN 102777898A
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Abstract
The invention discloses a special gasification burner for biological liquid fuel. The special gasification burner of the biological liquid fuel comprises a combustor body and an oil supply system, wherein the combustor body is composed of a flame hood, a vaporizing chamber and a combustion chamber; the vaporizing chamber and the combustion chamber are arranged inside the flame hood; the combustion chamber is arranged at the rear end of the flame hood; the rear end is connected with a pulse ignition device; a gas storage chamber is embedded at an outer side of the combustion chamber; a main combustion nozzle is arranged on the gas storage chamber; a secondary vaporizing pipe is arranged inside the combustion chamber; a main vaporizing pipe is at the front end of the vaporizing chamber and connected with the main combustion nozzle; the oil supply system comprises an oil supply pipe and an oil return pipe, and the oil return pipe is connected with the oil supply pipe through a flow adjusting valve. According to the combustion system provided by the invention, the biological liquid fuel is taken as fuel, the special gasification burner has the characteristics of simple structure, small volume, high burn-off rate and high thermal conversion efficiency and the like; the exhaust gas discharged via combustion mainly contains CO2 (carbon dioxide) and H2O, NOx (nitric oxide) gas is not generated hardly; no dust appears, and each index can achieve a related standard of a clean energy source.
Description
Technical field
The present invention relates to a kind of biomass combustion device and combustion method, particularly a kind of burning is thorough, and thermal conversion efficiency is the highest, and discharging waste gas is the biological liquid fuel gasification burner special and the combustion method of water and carbon dioxide.
Background technology
Along with the development of technology and people enhancing to environmental consciousness; People no longer directly biomass burning stalk obtain thermal energy, but biomass straw is converted into combustion gas, obtain heat through the burning of combustion gas; Can efficiently utilize heat like this and solve air pollution problems inherent; Reach environmental protection requirement, make energy regeneration, turn waste into wealth.
Simultaneously, be accompanied by the rise of new bio-fuel, matching used with it burner also is efficient, a low clean burning technology of polluting that grows up the nearly more than ten years.These burners have advantages such as noxious gas emission concentration is low in efficiency of combustion height, the flue gas, load regulation range big, lime-ash can fully utilize; Under current increasingly serious energy scarcity and environmental protection requirement; Obtained development rapidly at home and abroad; And own commercialization, to large scale development.These burners have the not available significant advantage of plain cylindrical furnace, and comprising: boiler thermal output is higher, and is stable, simple to operate, and fuel tolerance is wide, and market fluctuation has stronger adaptability to coal supply, and pollutant discharge amount is low; Combustion intensity is high, and furnace cross-sectional area is little etc.
People have developed multiple biomass combustion again and have utilized method at present; But because the living beings volatile matter is many, the coke burning is asynchronous with volatile combustion, and the after-flame degree is poor; The over-emitting black exhaust situation is serious; Thereby restricted the promotion and application of biomass fuel burning technology, and living beings contain more nitrogen element, can generate a large amount of pollutant NO in the time of burning
xSo, environment is still had bigger pollution.
China's Granted publication number (CN 101666492 B) provides a kind of biomass gasification fired boiler; With biomass fuel, adopt the principle of fluidized bed combustion, needn't add any chemical combustion adjuvant; React through heat energy; Produce fuel gas such as a large amount of carbon monoxide, propane, methane, biomass fuel is converted into the high-quality fuel gas, and pass through the design in wind, secondary wind and an air port through preheating, destructive distillation; With the abundant mixed intensified burning of air, accomplish smokeless, dustless, nuisanceless gas discharging fully.But should invention adopt solid biomass fuel, burner structure is comparatively complicated, and volume is big, and production cost is higher, and combustion step is comparatively complicated simultaneously, and special air inducing equipment need be set, and the burn-off rate of fuel is not high.
Summary of the invention
The purpose of this invention is to provide to the biological liquid fuel characteristic, provide a kind of simple in structure, volume is little and the fuel burn-off rate high, and exhaust gas discharged is mainly CO
2And H
2O and the biological liquid fuel that the does not have a flue dust discharging special-purpose combustion system that gasifies.
The special-purpose gasification combustor of a kind of biological liquid fuel comprises burner body and oil supply system, and it is characterized in that: described burner body is made up of flame cover, vaporizer and combustion chamber; Vaporizer and combustion chamber are arranged in the flame cover, and the combustion chamber is positioned at the flame cover rear end, and the combustion chamber is circular; Its rear end is connected with pulse ignition device, and vaporizer is nested in the outside, combustion chamber, is provided with auxiliary gasifying pipe in the combustion chamber; Auxiliary gasifying pipe one end is communicated with vaporizer, and the other end is connected with auxiliary jet, and main gasifying pipe is positioned at the vaporizer front end; At the flame cover inner wall surrounding air storage chamber is installed, main burner noz(zle) is installed on the air storage chamber, and main gasifying pipe one end is connected with air storage chamber; Oil supply system comprises fuel feed pump and oil return pipe; Fuel feed pump is provided with switch, and oil return pipe links to each other with fuel feed pump through flow control valve, and the fuel feed pump end is connected with main fuel feed pump and secondary fuel feed pump through three-way pipe; Main fuel feed pump is connected with main gasifying pipe, and secondary fuel feed pump is connected with vaporizer.
Further, described auxiliary jet is many fork nozzles, pitches nozzle more and is provided with at least three with upper nozzle; Shower nozzle evenly distributes in the space; Can make during burning that vaporizer is heated evenly, help fuel stable of gaseous state, as the further improvement of the utility model; Described many fork nozzles are provided with more than three at least, and are the front and back position distribution.
Further, said main burner noz(zle) is provided with more than three at least, and main burner noz(zle) adopts the single-orifice type nozzle, and the characteristic that the single-orifice type nozzle can based on fuel can improve the disposable burn-off rate of this fuel, calorific value that can this fuel of more efficient use.
Further, described main gasifying pipe is coil shape, and effectively the extended length of main gasifying pipe of coil shape helps the gasification of biological liquid fuel, promotes the abundant burning of fuel.
Further, be provided with flow control valve on main fuel feed pump and the secondary fuel feed pump, be mainly used in and regulate charge oil pressure and fuel delivery, smooth combustion effect.
A kind of biological liquid fuel combustion method provided by the invention, it is characterized in that: combustion step is following:
A kind of biological liquid fuel combustion method, it is characterized in that: combustion step is following:
1) be 1:2--2:3 between to mix with oxygen or other oxygen enrichment molecules by mass ratio with biological liquid fuel;
2) open switch; Mixed fuel is input to burner by fuel feed pump; Regulate the flow control valve on the fuel feed pump simultaneously; To keep certain fuel-supplying pressure; Unnecessary fuel is got back to fuel feed pump by oil return pipe; Flow control valve on the open auxiliary fuel feed pump makes fuel flow into vaporizer simultaneously;
3) after fuel flows out from auxiliary jet through auxiliary gasifying pipe; Light a fire by pulse ignition device; Pulse ignition device produces spark and fire fuel; Fuel is from auxiliary jet ejection burning; The heat that produces when burning simultaneously heats vaporizer; Make the fuel in the vaporizer be able to gasification, the gasification indoor temperature can remain between 800-1200 ℃ during burning;
4) open flow control valve on the main fuel feed pump; Make fuel flow into main gasifying pipe; The flame of auxiliary jet ejection directly makes it to be gaseous state to the fuel heating that gets in the main gasifying pipe; The fuel of gasification is through behind the air storage chamber; From main burner noz(zle) ejection burning, ignition temperature reaches more than 1200 ℃;
5) according to production needs adjustment flow control valve, keep the continuation and the combustion efficiency of burning.
Described step 2) supply pressure through fuel behind the flow control valve in remains on 2-8kg/m
2
The present invention realizes that the theoretical foundation of efficient burning is:
The employed fuel of the special-purpose gasification combustor of biological liquid fuel provided by the invention is biological liquid fuel, and this fuel detects through authoritative department has following characteristic:
Alcohol content: 98%;
Density: 0.76-0.79kg/m
3
Low heat value: 20650kj/kg;
Gasification temperature: 70 ℃;
Inflammability: flash-point＜18 ℃, inflammable;
Explosion hazard: non-explosive.
It is high to be beneficial to the biological liquid fuel inflammability; Low and the non-explosive characteristics of burning-point; Adopt the method for two-stage gasification; Be provided with two vapor lamps before and after in burner; Biological liquid fuel uses preceding and oxygen or other oxygen enrichment molecular mixing; Can make this fuel under the oxygen deprivation state, burn; And because this biological liquid fuel flash-point is low; The i.e. combustion of igniting at normal temperatures; Therefore can burn rapidly after the biological liquid fuel process pulse ignition device igniting that auxiliary gasifying pipe flows out; Temperature can reach more than 1200 ℃ in the several seconds during burning; Calory burning makes the gasification rapidly because temperature raises of the fuel in the vaporizer; The fuel of gasification is from auxiliary jet ejection burning; Its flame passes the fuel gasification that main gasifying pipe makes that main gasifying pipe is interior, and the fuel of gasification is realized higher burn-off rate from main burner noz(zle) ejection and by pilot combustion.
The present invention has the following advantages:
1, this burner structure is simple, and is reasonable in design, adopts the two-stage gasification mode, and fuel burns with gaseous form, makes burning more abundant, improves the disposable burn-off rate of this fuel, and ignition temperature is high simultaneously, and the heat radiation value can reach more than 2 times of traditional fossil fuel;
2, biological liquid fuel uses preceding and oxygen or other oxygen enrichment molecular mixing; Can make this fuel under the oxygen deprivation state, can fully burn; Avoided simultaneously contacting with airborne nitrogen element, effectively reduced the formation and the generation of harmful substances such as oxynitrides, the waste gas of burning and exhausting is mainly CO
2And H
2O does not have flue dust yet, and each item discharge index all is significantly less than the relevant criterion of clean energy resource.And the present invention need not install air-supply arrangements such as air blast or air-introduced machine, under the situation of oxygen deprivation, has increased the security of burning simultaneously greatly yet, has alleviated the weight and the cost of burner yet;
3, be provided with flow control valve on fuel feed pump, main fuel feed pump and the secondary fuel feed pump; What thereby ability was stable provides burning required fuel; And can control the length of flame through each flow control valve; Effectively improve heat energy conversion efficient, greatly the safety and the operability of this system of raising of degree.
Description of drawings
Accompanying drawing 1 is the structural representation of the special-purpose gasification combustor of biological liquid fuel according to the invention;
Accompanying drawing 2 is the front view of the special-purpose gasification combustor of biological liquid fuel according to the invention.
The 1-flame cover, 2-combustion chamber, 3-vaporizer, 4-main gasifying pipe, 5-auxiliary gasifying pipe; The 6-auxiliary jet, 7-air storage chamber, 8-shower nozzle, 9-master's burner noz(zle); The 10-fuel feed pump, 11-oil return pipe, 12-flow control valve, 13-switch; The 14-pulse ignition device, 15-three-way pipe, the secondary fuel feed pump of 16-, 17-master's fuel feed pump.
The specific embodiment
Below in conjunction with embodiment the present invention is further specified:
In the present embodiment, as shown in Figure 1, the special-purpose gasification combustor of a kind of biological liquid fuel; Burner body is made up of flame cover 1, vaporizer 3 and combustion chamber 2, and vaporizer 3 and combustion chamber 2 are arranged in the flame cover 1, and combustion chamber 2 is positioned at flame cover 1 rear end; Combustion chamber 2 is circular, and its rear end is connected with pulse ignition device 14, and vaporizer 3 is nested in 2 outsides, combustion chamber; Be provided with auxiliary gasifying pipe 5 in the combustion chamber 2; Auxiliary gasifying pipe 5 one ends are communicated with vaporizer 3, and the other end is connected with auxiliary jet 6, and main gasifying pipe 4 is positioned at vaporizer 3 front ends and is connected with main burner noz(zle) 9.
The present invention also comprises oil supply system; Said oil supply system comprises fuel feed pump 10 and oil return pipe 11; Fuel feed pump 10 is provided with switch, and oil return pipe 11 links to each other with fuel feed pump 10 through flow control valve 12, and fuel feed pump 10 ends are connected with main fuel feed pump 17 and secondary fuel feed pump 16 through three-way pipe 15; Main fuel feed pump 17 is connected with main gasifying pipe 4, and secondary fuel feed pump 16 is connected with vaporizer 3.
Main burner noz(zle) 9 adopts the single-orifice type nozzle, and the single-orifice type nozzle can improve the disposable burn-off rate of this fuel, the calorific value of this fuel of ability more efficient use.Further, as shown in Figure 2, main burner noz(zle) 9 has at least more than three, and air storage chamber 7 uniform ring are around being installed on flame cover 1 inwall, and each main burner noz(zle) 9 is installed on the air storage chamber 7.In the present embodiment, main burner noz(zle) 9 is provided with 4.
In the present embodiment, main gasifying pipe 4 is coil shape, and effectively the extended length of main gasifying pipe 4 of coil shape can promote the gasification of biological liquid fuel, promotes the abundant burning of fuel.
In the present embodiment, be provided with flow control valve 12 on main fuel feed pump 17 and the secondary fuel feed pump 16, flow control valve 12 is mainly used in regulates charge oil pressure and fuel delivery, and the smooth combustion effect also can be regulated flame size simultaneously as required.
Concrete combustion method of the present invention is following:
Biological liquid fuel is mixed with the mass ratio of oxygen by 1:2, open switch 13, the flow control valve of regulating on the fuel feed pump 10 12 makes the biological liquid fuel supply pressure remain on 2-8kg/m
2, unnecessary fuel is got back to fuel feed pump 10 through oil return pipe 11.Flow control valve 12 on the open auxiliary fuel feed pump 16 makes fuel flow into vaporizer 3 simultaneously.After fuel flowed out from auxiliary jet 6 through auxiliary gasifying pipe 5, through pulse ignition device 14 igniting, pulse ignition device 14 produced spark and fire fuel.Fuel is from auxiliary jet 6 ejection burnings; Temperature can be finished in the several seconds and reaches more than 1200 ℃ during burning; Calory burning makes the temperature of the fuel in the vaporizer 3 raise and gasification rapidly, and open the flow control valve 12 on the main fuel feed pump 17 this moment, makes fuel flow into main gasifying pipe 4; Auxiliary jet 6 ejection burned flames pass main gasifying pipe 4 makes the fuel in the main gasifying pipe 4 gasify rapidly, and the fuel of gasification is from main burner noz(zle) 9 ejections and by pilot combustion.
In the middle of the present invention; Because biological liquid fuel is and oxygen mix; Can make this fuel under the oxygen deprivation state, can fully burn; Thereby the present invention need not install air-supply arrangements such as air blast, and the burning situation of oxygen deprivation has simultaneously also increased the security of burning greatly, improves the combustion rate of biological liquid fuel simultaneously greatly.
Fuel biological liquid fuel used in the present invention burns completely, and thermal conversion efficiency is high, and discharging tail gas is that water and carbon dioxide are main, produces NO hardly
xGas, thereby cleaning, environmental protection.Detect through the China national authoritative department, the HC value is lower than 50 times of limits values in the tail gas, and the CO value is lower than 95 times of limits values, and the NO value is lower than 550 times of limits values, and the S value is lower than 19 times of limits values, and concrete testing result sees the following form:
This combustion system can be with the waste heat recovery of the high-temperature tail gas of burning and exhausting, be converted into fuel preheating, gasification or improve air inlet temperature, improve the inflow temperature of boiler etc.Practical implementation effectively improves the heat energy utilization rate of this fuel according to the composition planning and designing of each industrial heat energy system, can save on the energy consumption cost in enterprise to contribute.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the specification just explains principle of the present invention; Under the prerequisite that does not break away from spirit and scope of the invention, the present invention also has various changes and modifications, and these variations and improvement all fall in the scope of the invention that requires protection.The present invention requires protection domain to be defined by appending claims and equivalent thereof.
Claims (8)
1. the special-purpose gasification combustor of biological liquid fuel comprises burner body and oil supply system, and it is characterized in that: described burner body is made up of flame cover, vaporizer and combustion chamber; Vaporizer and combustion chamber are arranged in the flame cover, and the combustion chamber is positioned at the flame cover rear end, and the combustion chamber is circular; Its rear end is connected with pulse ignition device, and vaporizer is nested in the outside, combustion chamber, is provided with auxiliary gasifying pipe in the combustion chamber; Auxiliary gasifying pipe one end is communicated with vaporizer, and the other end is connected with auxiliary jet, and main gasifying pipe is positioned at the vaporizer front end; At the flame cover inner wall surrounding air storage chamber is installed, main burner noz(zle) is installed on the air storage chamber, and main gasifying pipe one end is connected with air storage chamber; Oil supply system comprises fuel feed pump and oil return pipe; Fuel feed pump is provided with switch, and oil return pipe links to each other with fuel feed pump through flow control valve, and the fuel feed pump end is connected with main fuel feed pump and secondary fuel feed pump through three-way pipe; Main fuel feed pump is connected with main gasifying pipe, and secondary fuel feed pump is connected with vaporizer.
2. the special-purpose gasification combustor of biological liquid fuel according to claim 1 is characterized in that: described auxiliary jet is provided with more than three at least and is front and back and arrange for many fork nozzles, auxiliary jet.
3. the special-purpose gasification combustor of biological liquid fuel according to claim 2 is characterized in that: said many fork nozzles are provided with at least three shower nozzles, and shower nozzle evenly distributes in the space.
4. according to claim 1 or the special-purpose gasification combustor of 3 described biological liquid fuels, it is characterized in that: described main burner noz(zle) adopts the single-orifice type nozzle, and main burner noz(zle) is provided with more than three at least.
5. the special-purpose gasification combustor of biological liquid fuel according to claim 1, it is characterized in that: described main gasifying pipe is coil shape, and effectively the extended length of main gasifying pipe of coil shape helps the gasification of biological liquid fuel.
6. the special-purpose gasification combustor of biological liquid fuel according to claim 1 is characterized in that: be provided with flow control valve on main fuel feed pump and the secondary fuel feed pump.
7. biological liquid fuel combustion method, it is characterized in that: combustion step is following:
1) be mixed between the 1:2--2:3 with biological liquid fuel and oxygen or other oxygen enrichment molecules by mass ratio;
2) open switch; Mixed fuel is input to burner by fuel feed pump; Regulate the flow control valve on the fuel feed pump simultaneously; To keep certain fuel-supplying pressure; Unnecessary fuel is got back to fuel feed pump by oil return pipe; Flow control valve on the open auxiliary fuel feed pump makes fuel flow into vaporizer simultaneously;
3) after fuel flows out from auxiliary jet through auxiliary gasifying pipe; Through the pulse ignition device igniting, pulse ignition device produces spark and fire fuel, and fuel is from auxiliary jet ejection burning; The heat that produces when burning simultaneously heats vaporizer, makes that the fuel in the vaporizer is able to gasification;
4) open flow control valve on the main fuel feed pump; Make fuel flow into main gasifying pipe, directly to getting into fuel heating and the gasification in the main gasifying pipe, the fuel of gasification is through behind the air storage chamber for the flame of auxiliary jet ejection; From main burner noz(zle) ejection burning, ignition temperature reaches more than 1200 ℃;
5) according to production needs adjustment flow control valve, keep the continuation and the combustion efficiency of burning.
8. biological liquid fuel combustion method according to claim 7 is characterized in that: the supply pressure through fuel behind the flow control valve described step 2) remains on 2-8kg/m
2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210234141.0A CN102777898B (en) | 2012-05-08 | 2012-07-06 | A kind of special gasification burner for biological liquid fuel and combustion method |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101407533 | 2012-05-08 | ||
| CN201210140753.3 | 2012-05-08 | ||
| CN2012101407533A CN102635849A (en) | 2012-05-08 | 2012-05-08 | Burner specific for gasifying biological alcohol base fuel and burning method thereof |
| CN201210234141.0A CN102777898B (en) | 2012-05-08 | 2012-07-06 | A kind of special gasification burner for biological liquid fuel and combustion method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102777898A true CN102777898A (en) | 2012-11-14 |
| CN102777898B CN102777898B (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101407533A Pending CN102635849A (en) | 2012-05-08 | 2012-05-08 | Burner specific for gasifying biological alcohol base fuel and burning method thereof |
| CN201210234141.0A Expired - Fee Related CN102777898B (en) | 2012-05-08 | 2012-07-06 | A kind of special gasification burner for biological liquid fuel and combustion method |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101407533A Pending CN102635849A (en) | 2012-05-08 | 2012-05-08 | Burner specific for gasifying biological alcohol base fuel and burning method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990307A (en) * | 2017-12-18 | 2018-05-04 | 蔡悦胜 | INVENTIONLiquid-fueled combustion device and combustion system |
| CN108167827A (en) * | 2017-12-29 | 2018-06-15 | 石家庄市春燕采暖设备有限公司 | Alcohol-based fuel combustion device |
| CN110425522A (en) * | 2019-08-26 | 2019-11-08 | 刘剑飚 | Environmentally friendly low nitrogen burning heat-exchanger rig and its method for controlling combustion |
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| CN103742935A (en) * | 2013-12-27 | 2014-04-23 | 陕西大唐新能电力设计有限公司 | Ignition method for boiler by utilizing methyl alcohol |
| CN103742905A (en) * | 2013-12-27 | 2014-04-23 | 陕西大唐新能电力设计有限公司 | Methyl alcohol based boiler ignition system |
| CN106369594A (en) * | 2015-07-22 | 2017-02-01 | 郭成利 | Boiler using alcohol-based liquid fuel |
| CN105509047A (en) * | 2016-01-21 | 2016-04-20 | 福建大为能源有限公司 | Gasification combustor of industrialized alcohol-based fuel |
| CN105972630A (en) * | 2016-05-12 | 2016-09-28 | 李卫教 | Arrangement device of alcohol-based liquid fuel boiler |
| CN106439803A (en) * | 2016-10-28 | 2017-02-22 | 秦皇岛轻烃能源有限公司 | Liquid light hydrocarbon fuel gasification and combustion system |
| CN107084389A (en) * | 2017-06-18 | 2017-08-22 | 深圳峰鸣群宇科技有限公司 | A kind of continuation self-heating burner |
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| CN1208837A (en) * | 1997-08-19 | 1999-02-24 | 三菱电机株式会社 | Liquid fuel combustion apparatus |
| JP2009300067A (en) * | 2008-06-13 | 2009-12-24 | Masashi Koike | Gasifying combustion apparatus |
| CN201875708U (en) * | 2010-12-02 | 2011-06-22 | 烟台龙源电力技术股份有限公司 | Gasified oil burner |
| CN202835348U (en) * | 2012-05-08 | 2013-03-27 | 中天新能源农业科技投资有限公司 | Special gasification burner for biological liquid fuel |
-
2012
- 2012-05-08 CN CN2012101407533A patent/CN102635849A/en active Pending
- 2012-07-06 CN CN201210234141.0A patent/CN102777898B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1208837A (en) * | 1997-08-19 | 1999-02-24 | 三菱电机株式会社 | Liquid fuel combustion apparatus |
| JP2009300067A (en) * | 2008-06-13 | 2009-12-24 | Masashi Koike | Gasifying combustion apparatus |
| CN201875708U (en) * | 2010-12-02 | 2011-06-22 | 烟台龙源电力技术股份有限公司 | Gasified oil burner |
| CN202835348U (en) * | 2012-05-08 | 2013-03-27 | 中天新能源农业科技投资有限公司 | Special gasification burner for biological liquid fuel |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990307A (en) * | 2017-12-18 | 2018-05-04 | 蔡悦胜 | INVENTIONLiquid-fueled combustion device and combustion system |
| CN108167827A (en) * | 2017-12-29 | 2018-06-15 | 石家庄市春燕采暖设备有限公司 | Alcohol-based fuel combustion device |
| CN108167827B (en) * | 2017-12-29 | 2024-04-30 | 安徽醇生新能源科技有限公司 | Alcohol-based fuel combustion device |
| CN110425522A (en) * | 2019-08-26 | 2019-11-08 | 刘剑飚 | Environmentally friendly low nitrogen burning heat-exchanger rig and its method for controlling combustion |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102635849A (en) | 2012-08-15 |
| CN102777898B (en) | 2015-08-05 |
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